B-type star · blue-white star

HR 6943

HR 6943 is a blue-white star in the constellation Hercules 1,226 ly from Earth. Its surface is about 11,506 K, about 2.0 times the Sun's surface temperature, and it shines at 553× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 1,226 years ago.

1,226 lybrightness mag 5.87B6IV

Also catalogued as HD 170650 · HIP 90637

11,506 K
temperature
5.87
apparent magnitude
553× ☉
luminosity vs Sun
B6IV
spectral type
Distance & comparison with our Sun
1,226 years
at light speed from Earth
1.99×
as hot as the Sun
553×
the Sun's light output
-2.01
absolute magnitude
Explore from here · roam the neighborhood
HR 6943B-type
Sky regionHerculesthis direction
StarHR 682091 ly
StarHR 7112150 ly
StarHR 6924190 ly
StarKornephorosstar
StarRasalgethistar
Nearest stars
Bright stars in Hercules
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Hercules

Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.